An injured turtle found by a fisherman in Florida has been returned to the sea after being treated at a rescue centre.

What we have learnt from Martian probes

Chilean authorities fine the world's largest gold mining company, Barrick Gold Corp, more than $16m for environmental offences at an Andean mine.

A mutant strain of cockroach that can outsmart the sugar traps used to kill them has evolved, scientists in the US have found.

The suspension component that could support a full grid of F1 cars

Leeds residents move into their new eco-friendly straw dwellings

The remains of King Richard III, discovered under a city car park, were buried in a "hastily dug, untidy grave", researchers reveal.

Space engineers in Ecuador are trying to establish if the country's only satellite has been damaged in a crash with space debris.

Cockroaches are outsmarting our efforts to kill them by evolving to avoid the taste of sugar traps, a study reveals.

Nasa is looking for commercial operators to lease a historic launch pad in Florida used for the first Moon missions and by the space shuttles.

Cockroaches are outsmarting our efforts to kill them by evolving to avoid the taste of sugar traps, a study reveals.

Chinese scientists trace the rare white colouration in Bengal tigers to a single change in a gene that affects a host of animals, including humans.

A major new report from 25 wildlife organisations, assessing the state of Britain's Nature, is warning that many species of wildlife are facing extinction in the UK unless urgent action is taken.

The Solar Impulse plane sets a new record for distance flown by a solar-powered craft as it completes the second leg of a bid to cross the US.

Installation is under way of an expanded monitoring system for Iceland's volcanoes, which it is hoped will give the world more warning of the next big eruption.

Leicestershire and Rutland Wildlife Trust capture osprey chicks hatching on camera for the first time.

Archaeologists in Mexico find 4,926 cave paintings in red, yellow, black and white in the north-eastern region of Burgos.

How historic UK sites were saved from destruction

Could attempts to crowd-fund research skew science?

Dr Freysteinn Sigmundsson shows the BBC's Neil Bowdler around the Thrihnukagigur volcano in Iceland.